Port 3796Spaceway Dialer

Spaceway Dialer traffic uses TCP or UDP port 3796.

transport: tcp · udp
in transit: cleartext
assignment: official
risk: 1/10
lookups: 0

also known as spw-dialer

Technical Details

what runs on :3796

Spaceway Dialer is registered on port :3796 over tcp and udp to Patrick Fisher, assigned July 2003. We don't have a technical write-up for it beyond the IANA registry entry.

In nmap's internet-wide scan data this port is found open rarely. What's listening is often not the registered service, so check before you assume.

find what's listening on :3796

this machine

# linux
sudo ss -tulpn 'sport = :3796'

# macos / bsd
sudo lsof -nP -i :3796

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :3796

another host

nmap -sV -p T:3796 <host>
sudo nmap -sU -sV -p U:3796 <host>

run it? the handshake, the implementations you meet in the wild and the flags that matter come from the engineers who do.

add technical details

Security Information

exposure of :3796

risk score

1/ 10safe

routine exposure. this port is rarely the way in on its own — keep it patched and logged and move on.

in transit

cleartext

credentials and payloads are readable by anyone on path

assignment

official

registered with iana for this service — scanners fingerprint it by number

reachable over

tcp · udp

udp is connectionless — source addresses are trivially spoofed and it is a reflection favourite

security overview

no security notes recorded for :3796 yet

known exploits, hardening advice, what a compromise looks like — suggest an edit if you know its exposure.

Record

iana registry entry

port: :3796
service: Spaceway Dialer
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: Port 3796 is assigned to the Spaceway Dialer service over TCP and UDP. The assignment was registered by Patrick Fisher in 2003, but the registry provides no further product or deployment information.
lookups: 0rank 993
added: 2026-09-05
updated: 2026-09-05
references: IANA service name registry — port 3796

Something wrong?

This record is maintained by the engineers who use port 3796. Every field on it is editable — change what's wrong, say how you know, and a reviewer publishes it, usually within a minute. Last touched 2026-09-05.

01edit any field on a page of its own
02a model checks it for accuracy and spam
03clean and confident goes live immediately

edit this record →back to the registry

Related Ports

browse categories →

ports registered around :3796, by lookups.

port	service	proto	category	risk	views
:3784	Ventrilo	TCPUDP	Gaming	caution	4.9k
:3800	HGG Application Port	TCP	Network Services	caution	4.8k
:3785	Ventrilo Voice Chat	UDP	Gaming	caution	4.4k
:3801	IBM Manager Service	TCPUDP	System	safe	0
:3784	Bidirectional Forwarding Detection (BFD)	TCPUDP	Security	caution	0
:3734	Synel Data Collection	TCPUDP	—	safe	0
:3827	Netadmin Systems MPI service	TCPUDP	Network Services	safe	0
:3766	e-Watch SSL sitewatch server	TCPtls	Security	safe	0

risk mix of the 8 listed

safe50%
caution50%

1 of 8 encrypted

Port :3796Spaceway Dialer

Technical Details

Security Information

Related Ports

Port 3796Spaceway Dialer